freebsd-skq/sys/dev/usb/template/usb_template_mouse.c
2020-09-01 21:26:44 +00:00

292 lines
9.3 KiB
C

/* $FreeBSD$ */
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (c) 2010 Hans Petter Selasky
* Copyright (c) 2018 The FreeBSD Foundation
* All rights reserved.
*
* Portions of this software were developed by Edward Tomasz Napierala
* under sponsorship from the FreeBSD Foundation.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
/*
* This file contains the USB template for an USB Mouse Device.
*/
#ifdef USB_GLOBAL_INCLUDE_FILE
#include USB_GLOBAL_INCLUDE_FILE
#else
#include <sys/stdint.h>
#include <sys/stddef.h>
#include <sys/param.h>
#include <sys/queue.h>
#include <sys/types.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/bus.h>
#include <sys/module.h>
#include <sys/lock.h>
#include <sys/mutex.h>
#include <sys/condvar.h>
#include <sys/sysctl.h>
#include <sys/sx.h>
#include <sys/unistd.h>
#include <sys/callout.h>
#include <sys/malloc.h>
#include <sys/priv.h>
#include <dev/usb/usb.h>
#include <dev/usb/usbdi.h>
#include <dev/usb/usb_core.h>
#include <dev/usb/usb_cdc.h>
#include <dev/usb/usb_ioctl.h>
#include <dev/usb/usb_util.h>
#include <dev/usb/template/usb_template.h>
#endif /* USB_GLOBAL_INCLUDE_FILE */
enum {
MOUSE_LANG_INDEX,
MOUSE_INTERFACE_INDEX,
MOUSE_MANUFACTURER_INDEX,
MOUSE_PRODUCT_INDEX,
MOUSE_SERIAL_NUMBER_INDEX,
MOUSE_MAX_INDEX,
};
#define MOUSE_DEFAULT_VENDOR_ID USB_TEMPLATE_VENDOR
#define MOUSE_DEFAULT_PRODUCT_ID 0x27da
#define MOUSE_DEFAULT_INTERFACE "Mouse interface"
#define MOUSE_DEFAULT_MANUFACTURER USB_TEMPLATE_MANUFACTURER
#define MOUSE_DEFAULT_PRODUCT "Mouse Test Interface"
#define MOUSE_DEFAULT_SERIAL_NUMBER "March 2008"
static struct usb_string_descriptor mouse_interface;
static struct usb_string_descriptor mouse_manufacturer;
static struct usb_string_descriptor mouse_product;
static struct usb_string_descriptor mouse_serial_number;
static struct sysctl_ctx_list mouse_ctx_list;
/* prototypes */
/* The following HID descriptor was dumped from a HP mouse. */
static uint8_t mouse_hid_descriptor[] = {
0x05, 0x01, 0x09, 0x02, 0xa1, 0x01, 0x09, 0x01,
0xa1, 0x00, 0x05, 0x09, 0x19, 0x01, 0x29, 0x03,
0x15, 0x00, 0x25, 0x01, 0x95, 0x03, 0x75, 0x01,
0x81, 0x02, 0x95, 0x05, 0x81, 0x03, 0x05, 0x01,
0x09, 0x30, 0x09, 0x31, 0x09, 0x38, 0x15, 0x81,
0x25, 0x7f, 0x75, 0x08, 0x95, 0x03, 0x81, 0x06,
0xc0, 0xc0
};
static const struct usb_temp_packet_size mouse_intr_mps = {
.mps[USB_SPEED_LOW] = 8,
.mps[USB_SPEED_FULL] = 8,
.mps[USB_SPEED_HIGH] = 8,
};
static const struct usb_temp_interval mouse_intr_interval = {
.bInterval[USB_SPEED_LOW] = 2, /* 2ms */
.bInterval[USB_SPEED_FULL] = 2, /* 2ms */
.bInterval[USB_SPEED_HIGH] = 5, /* 2ms */
};
static const struct usb_temp_endpoint_desc mouse_ep_0 = {
.ppRawDesc = NULL, /* no raw descriptors */
.pPacketSize = &mouse_intr_mps,
.pIntervals = &mouse_intr_interval,
.bEndpointAddress = UE_DIR_IN,
.bmAttributes = UE_INTERRUPT,
};
static const struct usb_temp_endpoint_desc *mouse_endpoints[] = {
&mouse_ep_0,
NULL,
};
static const uint8_t mouse_raw_desc[] = {
0x09, 0x21, 0x10, 0x01, 0x00, 0x01, 0x22, sizeof(mouse_hid_descriptor),
0x00
};
static const void *mouse_iface_0_desc[] = {
mouse_raw_desc,
NULL,
};
static const struct usb_temp_interface_desc mouse_iface_0 = {
.ppRawDesc = mouse_iface_0_desc,
.ppEndpoints = mouse_endpoints,
.bInterfaceClass = UICLASS_HID,
.bInterfaceSubClass = UISUBCLASS_BOOT,
.bInterfaceProtocol = UIPROTO_MOUSE,
.iInterface = MOUSE_INTERFACE_INDEX,
};
static const struct usb_temp_interface_desc *mouse_interfaces[] = {
&mouse_iface_0,
NULL,
};
static const struct usb_temp_config_desc mouse_config_desc = {
.ppIfaceDesc = mouse_interfaces,
.bmAttributes = 0,
.bMaxPower = 0,
.iConfiguration = MOUSE_INTERFACE_INDEX,
};
static const struct usb_temp_config_desc *mouse_configs[] = {
&mouse_config_desc,
NULL,
};
static usb_temp_get_string_desc_t mouse_get_string_desc;
static usb_temp_get_vendor_desc_t mouse_get_vendor_desc;
struct usb_temp_device_desc usb_template_mouse = {
.getStringDesc = &mouse_get_string_desc,
.getVendorDesc = &mouse_get_vendor_desc,
.ppConfigDesc = mouse_configs,
.idVendor = MOUSE_DEFAULT_VENDOR_ID,
.idProduct = MOUSE_DEFAULT_PRODUCT_ID,
.bcdDevice = 0x0100,
.bDeviceClass = UDCLASS_COMM,
.bDeviceSubClass = 0,
.bDeviceProtocol = 0,
.iManufacturer = MOUSE_MANUFACTURER_INDEX,
.iProduct = MOUSE_PRODUCT_INDEX,
.iSerialNumber = MOUSE_SERIAL_NUMBER_INDEX,
};
/*------------------------------------------------------------------------*
* mouse_get_vendor_desc
*
* Return values:
* NULL: Failure. No such vendor descriptor.
* Else: Success. Pointer to vendor descriptor is returned.
*------------------------------------------------------------------------*/
static const void *
mouse_get_vendor_desc(const struct usb_device_request *req, uint16_t *plen)
{
if ((req->bmRequestType == 0x81) && (req->bRequest == 0x06) &&
(req->wValue[0] == 0x00) && (req->wValue[1] == 0x22) &&
(req->wIndex[1] == 0) && (req->wIndex[0] == 0)) {
*plen = sizeof(mouse_hid_descriptor);
return (mouse_hid_descriptor);
}
return (NULL);
}
/*------------------------------------------------------------------------*
* mouse_get_string_desc
*
* Return values:
* NULL: Failure. No such string.
* Else: Success. Pointer to string descriptor is returned.
*------------------------------------------------------------------------*/
static const void *
mouse_get_string_desc(uint16_t lang_id, uint8_t string_index)
{
static const void *ptr[MOUSE_MAX_INDEX] = {
[MOUSE_LANG_INDEX] = &usb_string_lang_en,
[MOUSE_INTERFACE_INDEX] = &mouse_interface,
[MOUSE_MANUFACTURER_INDEX] = &mouse_manufacturer,
[MOUSE_PRODUCT_INDEX] = &mouse_product,
[MOUSE_SERIAL_NUMBER_INDEX] = &mouse_serial_number,
};
if (string_index == 0) {
return (&usb_string_lang_en);
}
if (lang_id != 0x0409) {
return (NULL);
}
if (string_index < MOUSE_MAX_INDEX) {
return (ptr[string_index]);
}
return (NULL);
}
static void
mouse_init(void *arg __unused)
{
struct sysctl_oid *parent;
char parent_name[3];
usb_make_str_desc(&mouse_interface, sizeof(mouse_interface),
MOUSE_DEFAULT_INTERFACE);
usb_make_str_desc(&mouse_manufacturer, sizeof(mouse_manufacturer),
MOUSE_DEFAULT_MANUFACTURER);
usb_make_str_desc(&mouse_product, sizeof(mouse_product),
MOUSE_DEFAULT_PRODUCT);
usb_make_str_desc(&mouse_serial_number, sizeof(mouse_serial_number),
MOUSE_DEFAULT_SERIAL_NUMBER);
snprintf(parent_name, sizeof(parent_name), "%d", USB_TEMP_MOUSE);
sysctl_ctx_init(&mouse_ctx_list);
parent = SYSCTL_ADD_NODE(&mouse_ctx_list,
SYSCTL_STATIC_CHILDREN(_hw_usb_templates), OID_AUTO,
parent_name, CTLFLAG_RW | CTLFLAG_MPSAFE,
0, "USB Mouse device side template");
SYSCTL_ADD_U16(&mouse_ctx_list, SYSCTL_CHILDREN(parent), OID_AUTO,
"vendor_id", CTLFLAG_RWTUN,
&usb_template_mouse.idVendor, 1, "Vendor identifier");
SYSCTL_ADD_U16(&mouse_ctx_list, SYSCTL_CHILDREN(parent), OID_AUTO,
"product_id", CTLFLAG_RWTUN,
&usb_template_mouse.idProduct, 1, "Product identifier");
#if 0
SYSCTL_ADD_PROC(&mouse_ctx_list, SYSCTL_CHILDREN(parent), OID_AUTO,
"interface", CTLTYPE_STRING | CTLFLAG_RWTUN | CTLFLAG_MPSAFE,
&mouse_interface, sizeof(mouse_interface), usb_temp_sysctl,
"A", "Interface string");
#endif
SYSCTL_ADD_PROC(&mouse_ctx_list, SYSCTL_CHILDREN(parent), OID_AUTO,
"manufacturer", CTLTYPE_STRING | CTLFLAG_RWTUN | CTLFLAG_MPSAFE,
&mouse_manufacturer, sizeof(mouse_manufacturer), usb_temp_sysctl,
"A", "Manufacturer string");
SYSCTL_ADD_PROC(&mouse_ctx_list, SYSCTL_CHILDREN(parent), OID_AUTO,
"product", CTLTYPE_STRING | CTLFLAG_RWTUN | CTLFLAG_MPSAFE,
&mouse_product, sizeof(mouse_product), usb_temp_sysctl,
"A", "Product string");
SYSCTL_ADD_PROC(&mouse_ctx_list, SYSCTL_CHILDREN(parent), OID_AUTO,
"serial_number", CTLTYPE_STRING | CTLFLAG_RWTUN | CTLFLAG_MPSAFE,
&mouse_serial_number, sizeof(mouse_serial_number), usb_temp_sysctl,
"A", "Serial number string");
}
static void
mouse_uninit(void *arg __unused)
{
sysctl_ctx_free(&mouse_ctx_list);
}
SYSINIT(mouse_init, SI_SUB_LOCK, SI_ORDER_FIRST, mouse_init, NULL);
SYSUNINIT(mouse_uninit, SI_SUB_LOCK, SI_ORDER_FIRST, mouse_uninit, NULL);